Safety lens



FIG. 1 is a perspective view of a safety lens, showing my new design;

FIG. 2 is an alternate perspective view;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is bottom plan view thereof.

The portions shown in broken lines are included for illustrativepurposes only and form no part of the claimed design.

The ornamental design for a safety lens, as shown and described.